PNG 110 · General Pneumatics and Hydraulics
Session 3 · Hour 1 · Force is pressure times area.
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Force is pressure times area
5 bar · 50 mm. Extend 982 N. Retract 825 N. The rod steals area.
Name force at 5 bar on a 50 mm bore
0/6
Single-acting. Air one way. Spring home.
Double-acting. Air both ways. Two throttles.
A motor is a circle. Vane or piston.
Force is pressure times area.
Five bar. Fifty millimeter bore. About 982 newtons.
Retract is less. The rod steals area.
CheckPoint at single and double. Compute 5 bar on 50 mm. Name why retract is less. A tiny bore stalls. A rod area is not free.